First commit

.gitattributes

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+* text=auto eol=lf

.gitignore

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+# Environment variables file
+.env
+
+# Distributable directory
+dist/
+
+# Test data and logs folders
+.data/
+.idea/dataSources.xml

.idea/.gitignore

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+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml

.idea/discord.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DiscordProjectSettings">
+    <option name="show" value="PROJECT_FILES" />
+    <option name="description" value="" />
+  </component>
+</project>

.idea/modules.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/svg2png.iml" filepath="$PROJECT_DIR$/.idea/svg2png.iml" />
+    </modules>
+  </component>
+</project>

.idea/svg2png.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="WEB_MODULE" version="4">
+  <component name="Go" enabled="true" />
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

README.md

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+svg2png
+===========
+
+Convert SVG image to PNG image

go.mod

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+module tea.melonie54.xyz/sean/svg2png
+
+go 1.17
+
+require (
+	github.com/srwiley/oksvg v0.0.0-20220128195007-1f435e4c2b44
+	github.com/srwiley/rasterx v0.0.0-20210519020934-456a8d69b780
+)
+
+require (
+	golang.org/x/image v0.0.0-20211028202545-6944b10bf410 // indirect
+	golang.org/x/net v0.0.0-20211118161319-6a13c67c3ce4 // indirect
+	golang.org/x/text v0.3.6 // indirect
+)

go.sum

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+github.com/srwiley/oksvg v0.0.0-20220128195007-1f435e4c2b44 h1:XPYXKIuH/n5zpUoEWk2jWV/SjEMNYmqDYmTgbjmhtaI=
+github.com/srwiley/oksvg v0.0.0-20220128195007-1f435e4c2b44/go.mod h1:cNQ3dwVJtS5Hmnjxy6AgTPd0Inb3pW05ftPSX7NZO7Q=
+github.com/srwiley/rasterx v0.0.0-20210519020934-456a8d69b780 h1:oDMiXaTMyBEuZMU53atpxqYsSB3U1CHkeAu2zr6wTeY=
+github.com/srwiley/rasterx v0.0.0-20210519020934-456a8d69b780/go.mod h1:mvWM0+15UqyrFKqdRjY6LuAVJR0HOVhJlEgZ5JWtSWU=
+golang.org/x/image v0.0.0-20211028202545-6944b10bf410 h1:hTftEOvwiOq2+O8k2D5/Q7COC7k5Qcrgc2TFURJYnvQ=
+golang.org/x/image v0.0.0-20211028202545-6944b10bf410/go.mod h1:023OzeP/+EPmXeapQh35lcL3II3LrY8Ic+EFFKVhULM=
+golang.org/x/net v0.0.0-20211118161319-6a13c67c3ce4 h1:DZshvxDdVoeKIbudAdFEKi+f70l51luSy/7b76ibTY0=
+golang.org/x/net v0.0.0-20211118161319-6a13c67c3ce4/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/text v0.3.6 h1:aRYxNxv6iGQlyVaZmk6ZgYEDa+Jg18DxebPSrd6bg1M=
+golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=

svg2png.go

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+package svg2png
+
+import (
+	"bytes"
+	"github.com/srwiley/oksvg"
+	"github.com/srwiley/rasterx"
+	"image"
+	"image/png"
+	"io"
+)
+
+func RasterSvgToPng(r io.Reader) ([]byte, error) {
+	svg, err := oksvg.ReadIconStream(r, oksvg.StrictErrorMode)
+	if err != nil {
+		return nil, err
+	}
+	w, h := int(svg.ViewBox.W), int(svg.ViewBox.H)
+	img := image.NewRGBA(image.Rect(0, 0, w, h))
+	scannerGV := rasterx.NewScannerGV(0, 0, img, img.Bounds())
+	raster := rasterx.NewDasher(w, h, scannerGV)
+	svg.Draw(raster, 1)
+
+	b := new(bytes.Buffer)
+	err = png.Encode(b, img)
+	if err != nil {
+		return nil, err
+	}
+	return b.Bytes(), nil
+}